Yoonyoung Co.,Ltd.
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TYPE
Rating
Input
Output
Capacity
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Product
Transformer
Hi & Low Voltage Reactor
Smart Reactor
NCT
Solid State Relay
Heat sink
SVC Power Controller
Thyristor Unit
Noise Filter
SMPS-Power Supply
Battery Charger
Passive Harmonic Filter
Micro Surge Filter
Sine-Wave Filter
Zero Hamonics Filter
Medium Voltage (CT)
Medium Voltage (VT,EVT)
Combined CT & VT (M.O.F)
Epoxy Insulator (MV/HV)
Line Potential & Temperature Signaller
Current Transformer, Voltage Transformer
Digital Power Protective Relay
Ground Fault Relay
Zero-Current Trans
Earth Leakage Detector, Earth Leakage Relay
Panel Board Meters
Surge Protective Device
Shunt
Fan
Metal Stamped Items
Overseas Agent
Overseas Agent
Contact Us
Inquiry
Contact Information
Reference Section
Cataloge
User Manual
CAD Diagram
Certificate
Specification
3D CAD Diagram
Category 1
select
Transformer
Hi & Low Voltage Reactor
Smart Reactor
NCT
Solid State Relay(SSR)
Heat sink
SVC Power Controller
Thyristor Unit-TPR
Noise Filter
SMPS-Power Supply
Battery Charger
Passive Harmonic Filter(PHF)
Micro Surge Filter(MSF)
Sine-Wave Filter-SWF
Zero Hamonics Filter-ZHF
Medium Voltage CT
Medium Voltage VT,EVT
Combined CT & VT
Epoxy Insulator (MV/HV)
Line Potential & Temperature Signaller-LPTS
Current Transformer, Voltage Transformer
Digital Power Protective Relay
Ground Fault Relay
Zero-Current Trans(ZCT)
Earth Leakage Detector, Earth Leakage Relay
Panel Board Meters
Surge Protective Device
Shunt
Fan
Metal Stamped Items
Category 2
select
Cable through type
Neutral Current Transformer
Bus-bar & Cable through type
Winding-CW type
Winding-CB type
3Phase MCCB-set type
Bus-bar thought type
CS type 1200~6000A
1Core - CT
Protective-CS type 150~5000A
Protective-CS type 1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
TYPE
select
Metering type
Rating
select
1A 5A
Input
select
1200A~5000A
Output
select
1A 5A
Capacity
select
10A 15A 40A
GlOBAL LEADER that provide a total solution of Electric Power Industry.
WOONYOUNG
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Product
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Current Transformer, Voltage Transformer
Product
Transformer
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Hi & Low Voltage Reactor
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Smart Reactor
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
NCT
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Solid State Relay
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Heat sink
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
SVC Power Controller
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Thyristor Unit
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Noise Filter
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
SMPS-Power Supply
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Battery Charger
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Passive Harmonic Filter
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Micro Surge Filter
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Sine-Wave Filter
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Zero Hamonics Filter
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Medium Voltage (CT)
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Medium Voltage (VT,EVT)
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Combined CT & VT (M.O.F)
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Epoxy Insulator (MV/HV)
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Line Potential & Temperature Signaller
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Current Transformer, Voltage Transformer
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Digital Power Protective Relay
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Ground Fault Relay
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Zero-Current Trans
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Earth Leakage Detector, Earth Leakage Relay
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Panel Board Meters
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Surge Protective Device
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Shunt
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Fan
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Metal Stamped Items
Cable through type
CR type 50~1500A
Neutral Current Transformer
CR-NCT
Bus-bar & Cable through type
Winding-CW type
CW type 5~30A
Winding-CB type
CB type 5~500A
3Phase MCCB-set type
3CS type 50~1000A
Bus-bar thought type
CS type 100~5000A
CS type 1200~6000A
1Core - CT
Protective-CS type
150~5000A
Protective-CS type
1200~5000A
1Core - CT
2Core - CT
Split Core-SC type
SC Type 100~5000A
VT - Voltage type
EVT - Earthed type
EVT - 3phase Earthed type
Current Sensor
Current Transformer, Voltage Transformer
PART
TYPE
Model No
Rating
Input
Output
Capacity
PDF
CAD
3D CAD
Metering type
WYCS-125R
WYCS-135R
WYCS-137R
WYCS-165R
WYCS-167R
1A
5A
1200A~5000A
1A
5A
10A
15A
40A
Tel
+82.41.411.3800
A/S Center
+82.41.411.3871/3872
Fax
+82.41.411.3838
A/S Service inquiry